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36 changes: 31 additions & 5 deletions test/Nonlinear/Nonlinear.jl
Original file line number Diff line number Diff line change
Expand Up @@ -652,7 +652,6 @@ function test_eval_multivariate_hessian_prod()
# 2-arg *
x = [1.1, 2.2]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :*, H, x)) == 0
@test Nonlinear.eval_multivariate_hessian(r, :*, H, x)
@test H ≈ _hessian(x -> x[1] * x[2], x)
# 3-arg *
Expand All @@ -663,40 +662,67 @@ function test_eval_multivariate_hessian_prod()
return
end

function test_eval_multivariate_hessian_prod_allocated()
r = Nonlinear.OperatorRegistry()
x = [1.1, 2.2]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
Nonlinear.eval_multivariate_hessian(r, :*, H, x) # ensure precompiled
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :*, H, x)) == 0
return
end

function test_eval_multivariate_hessian_exponentiation()
r = Nonlinear.OperatorRegistry()
# ^1.0
x = [1.1, 1.0]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :^, H, x)) == 0
@test Nonlinear.eval_multivariate_hessian(r, :^, H, x)
@test H ≈ _hessian(x -> x[1]^x[2], x)
# ^2.0
x = [1.1, 2.0]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :^, H, x)) == 0
@test Nonlinear.eval_multivariate_hessian(r, :^, H, x)
@test H ≈ _hessian(x -> x[1]^x[2], x)
# 2-arg ^
x = [1.1, 2.2]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :^, H, x)) == 0
@test Nonlinear.eval_multivariate_hessian(r, :^, H, x)
@test H ≈ _hessian(x -> x[1]^x[2], x)
return
end

function test_eval_multivariate_hessian_exponentiation_allocated()
r = Nonlinear.OperatorRegistry()
# ^1.0
x = [1.1, 1.0]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test Nonlinear.eval_multivariate_hessian(r, :^, H, x)
for x2 in [1.0, 2.0, 2.2]
x[2] = x2
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :^, H, x)) == 0
end
return
end

function test_eval_multivariate_hessian_division()
r = Nonlinear.OperatorRegistry()
# 2-arg /
x = [1.1, 2.2]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :/, H, x)) == 0
@test Nonlinear.eval_multivariate_hessian(r, :/, H, x)
@test H ≈ _hessian(x -> x[1] / x[2], x)
return
end

function test_eval_multivariate_hessian_division_allocated()
r = Nonlinear.OperatorRegistry()
x = [1.1, 2.2]
H = LinearAlgebra.LowerTriangular(zeros(2, 2))
Nonlinear.eval_multivariate_hessian(r, :/, H, x) # ensure precompiled
@test (@allocated Nonlinear.eval_multivariate_hessian(r, :/, H, x)) == 0
return
end

function test_eval_multivariate_function_registered()
r = Nonlinear.OperatorRegistry()
f(x...) = x[1]^2 + x[1] * x[2] + x[2]^2
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